/**
 * bootbox.js v2.5.0
 *
 * http://bootboxjs.com/license.txt
 */
window.bootboxIndex = 1050;
var bootbox = window.bootbox || (function ($) {

    var _locale = 'en',
        _defaultLocale = 'en',
        _animate = true,
        _backdrop = 'static',
        _defaultHref = 'javascript:;',
        _classes = '',
        _icons = {},
    /* last var should always be the public object we'll return */
        that = {};

    /**
    * standard locales. Please add more according to ISO 639-1 standard. Multiple language variants are
    * unlikely to be required. If this gets too large it can be split out into separate JS files.
    */
    var _locales = {
        'en': {
            OK: 'OK',
            CANCEL: 'Cancel',
            CONFIRM: 'OK'
        },
        'fr': {
            OK: 'OK',
            CANCEL: 'Annuler',
            CONFIRM: 'D\'accord'
        },
        'de': {
            OK: 'OK',
            CANCEL: 'Abbrechen',
            CONFIRM: 'Akzeptieren'
        },
        'es': {
            OK: 'OK',
            CANCEL: 'Cancelar',
            CONFIRM: 'Aceptar'
        },
        'br': {
            OK: 'OK',
            CANCEL: 'Cancelar',
            CONFIRM: 'Sim'
        },
        'nl': {
            OK: 'OK',
            CANCEL: 'Annuleren',
            CONFIRM: 'Accepteren'
        },
        'ru': {
            OK: 'OK',
            CANCEL: 'Отмена',
            CONFIRM: 'Применить'
        },
        'it': {
            OK: 'OK',
            CANCEL: 'Annulla',
            CONFIRM: 'Conferma'
        }
    };

    /**
    * private methods
    */
    function _translate(str, locale) {
        // we assume if no target locale is probided then we should take it from current setting
        if (locale == null) {
            locale = _locale;
        }
        if (typeof _locales[locale][str] == 'string') {
            return _locales[locale][str];
        }

        // if we couldn't find a lookup then try and fallback to a default translation

        if (locale != _defaultLocale) {
            return _translate(str, _defaultLocale);
        }

        // if we can't do anything then bail out with whatever string was passed in - last resort
        return str;
    }

    /**
    * public API
    */
    that.setLocale = function (locale) {
        for (var i in _locales) {
            if (i == locale) {
                _locale = locale;
                return;
            }
        }
        throw new Error('Invalid locale: ' + locale);
    };

    that.addLocale = function (locale, translations) {
        if (typeof _locales[locale] == 'undefined') {
            _locales[locale] = {};
        }
        for (var str in translations) {
            _locales[locale][str] = translations[str];
        }
    };

    that.setIcons = function (icons) {
        _icons = icons;
        if (typeof _icons !== 'object' || _icons == null) {
            _icons = {};
        }
    };

    that.alert = function (/*str, label, cb*/) {
        var str = "",
            label = _translate('OK'),
            cb = null;

        switch (arguments.length) {
            case 1:
                // no callback, default button label
                str = arguments[0];
                break;
            case 2:
                // callback *or* custom button label dependent on type
                str = arguments[0];
                if (typeof arguments[1] == 'function') {
                    cb = arguments[1];
                } else {
                    label = arguments[1];
                }
                break;
            case 3:
                // callback and custom button label
                str = arguments[0];
                label = arguments[1];
                cb = arguments[2];
                break;
            default:
                throw new Error("Incorrect number of arguments: expected 1-3");
                break;
        }

        return that.dialog(str, {
            "label": label,
            "icon": _icons.OK,
            "callback": cb
        }, {
            "onEscape": cb
        });
    };

    that.confirm = function (/*str, labelCancel, labelOk, cb*/) {
        var str = "",
            labelCancel = _translate('CANCEL'),
            labelOk = _translate('CONFIRM'),
            cb = null;

        switch (arguments.length) {
            case 1:
                str = arguments[0];
                break;
            case 2:
                str = arguments[0];
                if (typeof arguments[1] == 'function') {
                    cb = arguments[1];
                } else {
                    labelCancel = arguments[1];
                }
                break;
            case 3:
                str = arguments[0];
                labelCancel = arguments[1];
                if (typeof arguments[2] == 'function') {
                    cb = arguments[2];
                } else {
                    labelOk = arguments[2];
                }
                break;
            case 4:
                str = arguments[0];
                labelCancel = arguments[1];
                labelOk = arguments[2];
                cb = arguments[3];
                break;
            default:
                throw new Error("Incorrect number of arguments: expected 1-4");
                break;
        }

        return that.dialog(str, [{
            "label": labelCancel,
            "icon": _icons.CANCEL,
            "callback": function () {
                if (typeof cb == 'function') {
                    cb(false);
                }
            }
        }, {
            "label": labelOk,
            "icon": _icons.CONFIRM,
            "callback": function () {
                if (typeof cb == 'function') {
                    cb(true);
                }
            }
        }]);
    };

    that.prompt = function (/*str, labelCancel, labelOk, cb, defaultVal*/) {
        var str = "",
            labelCancel = _translate('CANCEL'),
            labelOk = _translate('CONFIRM'),
            cb = null,
            defaultVal = "";

        switch (arguments.length) {
            case 1:
                str = arguments[0];
                break;
            case 2:
                str = arguments[0];
                if (typeof arguments[1] == 'function') {
                    cb = arguments[1];
                } else {
                    labelCancel = arguments[1];
                }
                break;
            case 3:
                str = arguments[0];
                labelCancel = arguments[1];
                if (typeof arguments[2] == 'function') {
                    cb = arguments[2];
                } else {
                    labelOk = arguments[2];
                }
                break;
            case 4:
                str = arguments[0];
                labelCancel = arguments[1];
                labelOk = arguments[2];
                cb = arguments[3];
                break;
            case 5:
                str = arguments[0];
                labelCancel = arguments[1];
                labelOk = arguments[2];
                cb = arguments[3];
                defaultVal = arguments[4];
                break;
            default:
                throw new Error("Incorrect number of arguments: expected 1-5");
                break;
        }

        var header = str;

        // let's keep a reference to the form object for later
        var form = $("<form></form>");
        form.append("<input autocomplete=off type=text value='" + defaultVal + "' />");

        var div = that.dialog(form, [{
            "label": labelCancel,
            "icon": _icons.CANCEL,
            "callback": function () {
                if (typeof cb == 'function') {
                    cb(null);
                }
            }
        }, {
            "label": labelOk,
            "icon": _icons.CONFIRM,
            "callback": function () {
                if (typeof cb == 'function') {
                    cb(
                        form.find("input[type=text]").val()
                    );
                }
            }
        }], {
            "header": header
        });

        div.on("shown", function () {
            form.find("input[type=text]").focus();

            // ensure that submitting the form (e.g. with the enter key)
            // replicates the behaviour of a normal prompt()
            form.on("submit", function (e) {
                e.preventDefault();
                div.find(".btn-primary").click();
            });
        });

        return div;
    };

    that.modal = function (/*str, label, options*/) {
        var str;
        var label;
        var options;

        var defaultOptions = {
            "onEscape": null,
            "keyboard": true,
            "backdrop": _backdrop
        };

        switch (arguments.length) {
            case 1:
                str = arguments[0];
                break;
            case 2:
                str = arguments[0];
                if (typeof arguments[1] == 'object') {
                    options = arguments[1];
                } else {
                    label = arguments[1];
                }
                break;
            case 3:
                str = arguments[0];
                label = arguments[1];
                options = arguments[2];
                break;
            default:
                throw new Error("Incorrect number of arguments: expected 1-3");
                break;
        }

        defaultOptions['header'] = label;

        if (typeof options == 'object') {
            options = $.extend(defaultOptions, options);
        } else {
            options = defaultOptions;
        }

        return that.dialog(str, [], options);
    };

    that.dialog = function (str, handlers, options) {
        var hideSource = null,
            buttons = "",
            callbacks = [],
            options = options || {};

        // check for single object and convert to array if necessary
        if (handlers == null) {
            handlers = [];
        } else if (typeof handlers.length == 'undefined') {
            handlers = [handlers];
        }

        var i = handlers.length;
        while (i--) {
            var label = null,
                href = null,
                _class = null,
                icon = '',
                callback = null;

            if (typeof handlers[i]['label'] == 'undefined' &&
                typeof handlers[i]['class'] == 'undefined' &&
                typeof handlers[i]['callback'] == 'undefined') {
                // if we've got nothing we expect, check for condensed format

                var propCount = 0,      // condensed will only match if this == 1
                    property = null;   // save the last property we found

                // be nicer to count the properties without this, but don't think it's possible...
                for (var j in handlers[i]) {
                    property = j;
                    if (++propCount > 1) {
                        // forget it, too many properties
                        break;
                    }
                }

                if (propCount == 1 && typeof handlers[i][j] == 'function') {
                    // matches condensed format of label -> function
                    handlers[i]['label'] = property;
                    handlers[i]['callback'] = handlers[i][j];
                }
            }

            if (typeof handlers[i]['callback'] == 'function') {
                callback = handlers[i]['callback'];
            }

            if (handlers[i]['class']) {
                _class = handlers[i]['class'];
            } else if (i == handlers.length - 1 && handlers.length <= 2) {
                // always add a primary to the main option in a two-button dialog
                _class = 'btn-primary';
            }

            if (handlers[i]['label']) {
                label = handlers[i]['label'];
            } else {
                label = "Option " + (i + 1);
            }

            if (handlers[i]['icon']) {
                icon = "<i class='" + handlers[i]['icon'] + "'></i> ";
            }

            if (handlers[i]['href']) {
                href = handlers[i]['href'];
            }
            else {
                href = _defaultHref;
            }

            buttons += "<a data-handler='" + i + "' class='btn " + _class + "' href='" + href + "'>" + icon + "" + label + "</a>";

            callbacks[i] = callback;
        }

        var parts = ["<div class='bootbox modal' style='overflow:hidden;'>"];

        if (options['header']) {
            var closeButton = '';
            if (typeof options['headerCloseButton'] == 'undefined' || options['headerCloseButton']) {
                closeButton = "<a href='" + _defaultHref + "' class='close'>&times;</a>";
            }

            parts.push("<div class='modal-header'>" + closeButton + "<h3>" + options['header'] + "</h3></div>");
        }

        // push an empty body into which we'll inject the proper content later
        parts.push("<div class='modal-body'></div>");

        if (buttons) {
            parts.push("<div class='modal-footer'>" + buttons + "</div>");
        }

        parts.push("</div>");

        var div = $(parts.join("\n"));

        // check whether we should fade in/out
        var shouldFade = (typeof options.animate === 'undefined') ? _animate : options.animate;

        if (shouldFade) {
            div.addClass("fade");
        }

        var optionalClasses = (typeof options.classes === 'undefined') ? _classes : options.classes;
        if (optionalClasses) {
            div.addClass(optionalClasses);
        }

        $("body").append(div);
        // now we've built up the div properly we can inject the content whether it was a string or a jQuery object
        $(".modal-body", div).html(str);

        div.bind('hidden', function () {
            div.remove();
        });

        div.bind('hide', function () {
            if (hideSource == 'escape' &&
                typeof options.onEscape == 'function') {
                options.onEscape();
            }
        });

        // hook into the modal's keyup trigger to check for the escape key
        $(document).bind('keyup.modal', function (e) {
            if (e.which == 27) {
                hideSource = 'escape';
            }
        });

        // well, *if* we have a primary - give the last dom element (first displayed) focus
        div.bind('shown', function () {
            $("a.btn-primary:last", div).focus();
        });

        // wire up button handlers
        div.on('click', '.modal-footer a, a.close', function (e) {

            var handler = $(this).data("handler"),
                cb = callbacks[handler],
                hideModal = null;

            // sort of @see https://github.com/makeusabrew/bootbox/pull/68 - heavily adapted
            // if we've got a custom href attribute, all bets are off
            if (typeof handler !== 'undefined' &&
                typeof handlers[handler]['href'] !== 'undefined') {

                return;
            }

            e.preventDefault();

            if (typeof cb == 'function') {
                hideModal = cb(this);
            }

            // the only way hideModal *will* be false is if a callback exists and
            // returns it as a value. in those situations, don't hide the dialog
            // @see https://github.com/makeusabrew/bootbox/pull/25
            if (hideModal !== false) {
                hideSource = 'button';
                div.modal("hide");
            }
        });

        if (options.keyboard == null) {
            options.keyboard = (typeof options.onEscape == 'function');
        }

        div.modal({
            "backdrop": (typeof options.backdrop === 'undefined') ? _backdrop : options.backdrop,
            "keyboard": options.keyboard
        });

        window.bootboxIndex = window.bootboxIndex + 2;
        div.css("z-index", window.bootboxIndex);
        $(".modal-body", div).css('max-height', document.documentElement.clientHeight * 0.7); //默认弹窗高度
        $('.modal-backdrop:last').css("z-index", window.bootboxIndex - 1);

        return div;
    };

    that.hideAll = function () {
        $(".bootbox").modal("hide");
    };

    that.animate = function (animate) {
        _animate = animate;
    };

    that.backdrop = function (backdrop) {
        _backdrop = backdrop;
    };

    that.classes = function (classes) {
        _classes = classes;
    };

    return that;

})(window.jQuery);
